/* Optiv Services Revenue Engine — sticky scrollytelling + mobile accordion */
.sre {
  --sre-bg: #0f1c20;
  --sre-bg-elev: #16262c;
  --sre-panel: #1a2d34;
  --sre-line: rgba(248, 244, 236, 0.12);
  --sre-line-strong: rgba(248, 244, 236, 0.22);
  --sre-text: #f8f4ec;
  --sre-muted: rgba(248, 244, 236, 0.72);
  --sre-dim: rgba(248, 244, 236, 0.48);
  --sre-accent: var(--orange, #f76b1c);
  --sre-accent-soft: rgba(247, 107, 28, 0.18);
  --sre-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sre-mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
  position: relative;
  background:
    radial-gradient(ellipse 80% 50% at 80% 20%, rgba(247, 107, 28, 0.09), transparent 55%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(20, 51, 59, 0.5), transparent 50%),
    var(--sre-bg);
  color: var(--sre-text);
  overflow: clip;
}

/* Beat global h1–h4 ink color on this dark band */
.sre h1,
.sre h2,
.sre h3,
.sre h4,
.sre h5,
.sre h6,
.sre strong {
  color: var(--sre-text);
}

.sre::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(248, 244, 236, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248, 244, 236, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  pointer-events: none;
  opacity: 0.7;
}

.sre-shell {
  position: relative;
  z-index: 1;
  width: min(1360px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 5rem 0 0;
}

/* —— Desktop layout —— */
.sre-desktop {
  display: grid;
  grid-template-columns: minmax(280px, 38%) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: start;
}

.sre-sticky {
  position: sticky;
  top: 110px;
  padding-bottom: 2rem;
}

.sre-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--sre-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sre-accent);
  margin: 0 0 1rem;
}

.sre-eyebrow::before {
  content: "";
  width: 1.4rem;
  height: 2px;
  background: var(--sre-accent);
  border-radius: 2px;
}

.sre-sticky h2 {
  font-family: "Baloo 2", sans-serif;
  font-weight: 700;
  font-size: clamp(2.1rem, 3.4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  color: var(--sre-text);
  max-width: 14ch;
}

.sre-lead {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--sre-muted);
  margin: 0 0 1.75rem;
  max-width: 36ch;
}

.sre-progress-wrap {
  position: relative;
  margin: 0 0 1.75rem;
}

.sre-progress {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  position: relative;
}

.sre-progress::before {
  content: "";
  position: absolute;
  left: 0.55rem;
  top: 0.7rem;
  bottom: 0.7rem;
  width: 2px;
  background: var(--sre-line);
  border-radius: 2px;
}

.sre-progress-fill {
  position: absolute;
  left: 0.55rem;
  top: 0.7rem;
  width: 2px;
  height: 0;
  background: linear-gradient(180deg, var(--sre-accent), #ff9a5a);
  border-radius: 2px;
  transition: height 0.45s var(--sre-ease);
  transform-origin: top;
  pointer-events: none;
  z-index: 0;
}

.sre-progress li {
  position: relative;
  z-index: 1;
  padding: 0.55rem 0 0.55rem 2rem;
}

.sre-progress button {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  width: 100%;
  font: inherit;
}

.sre-progress button:focus-visible {
  outline: 2px solid var(--sre-accent);
  outline-offset: 4px;
  border-radius: 4px;
}

.sre-progress .dot {
  position: absolute;
  left: 0.28rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  border: 2px solid var(--sre-line-strong);
  background: var(--sre-bg);
  transition: border-color 0.35s var(--sre-ease), background 0.35s var(--sre-ease), box-shadow 0.35s var(--sre-ease);
}

.sre-progress .num {
  font-family: var(--sre-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--sre-dim);
  margin-right: 0.45rem;
}

.sre-progress .label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--sre-dim);
  transition: color 0.35s var(--sre-ease);
}

.sre-progress li.is-active .dot,
.sre-progress li.is-done .dot {
  border-color: var(--sre-accent);
  background: var(--sre-accent);
  box-shadow: 0 0 0 4px var(--sre-accent-soft);
}

.sre-progress li.is-active .label,
.sre-progress li.is-done .label {
  color: var(--sre-text);
}

.sre-progress li.is-active .num {
  color: var(--sre-accent);
}

.sre-micro {
  min-height: 2.8rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--sre-muted);
  margin: 0 0 1.4rem;
  opacity: 0.95;
  transition: opacity 0.4s var(--sre-ease);
}

.sre-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  align-items: center;
}

.sre-actions .btn-accent {
  background: var(--sre-accent);
  color: #fff;
  border: 0;
}

.sre-actions .btn-accent:hover {
  filter: brightness(1.06);
}

.sre-link {
  color: var(--sre-muted);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.sre-link:hover,
.sre-link:focus-visible {
  color: var(--sre-text);
  border-bottom-color: var(--sre-accent);
  outline: none;
}

.sre-core {
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--sre-line);
  border-radius: 12px;
  background: rgba(248, 244, 236, 0.03);
}

.sre-core-title {
  font-family: var(--sre-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sre-accent);
  margin: 0 0 0.55rem;
}

.sre-core p {
  margin: 0 0 0.75rem;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--sre-muted);
}

.sre-core-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sre-core-tags li {
  font-family: var(--sre-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--sre-line);
  color: var(--sre-dim);
}

/* —— Stages —— */
.sre-stages {
  display: grid;
  gap: 0;
}

.sre-stage {
  min-height: 88vh;
  padding: 1.5rem 0 3.5rem;
  display: grid;
  align-content: center;
  gap: 1.25rem;
  opacity: 0.55;
  transition: opacity 0.5s var(--sre-ease);
}

.sre-stage.is-active {
  opacity: 1;
}

.sre-stage-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.65rem 1rem;
}

.sre-stage-num {
  font-family: var(--sre-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--sre-accent);
}

.sre-stage h3 {
  font-family: "Baloo 2", sans-serif;
  font-weight: 700;
  font-size: clamp(1.55rem, 2.4vw, 2.35rem);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.015em;
  max-width: 22ch;
  color: var(--sre-text);
}

.sre-stage-desc {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--sre-muted);
  max-width: 52ch;
}

.sre-outcome {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--sre-text);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: var(--sre-accent-soft);
  border: 1px solid rgba(247, 107, 28, 0.35);
  width: fit-content;
}

.sre-outcome span {
  font-family: var(--sre-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sre-accent);
}

/* Bento cards */
.sre-bento {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.sre-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.15rem 1.1rem 1.2rem;
  background: var(--sre-panel);
  border: 1px solid var(--sre-line);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  min-height: 11.5rem;
  transition:
    border-color 0.5s var(--sre-ease),
    transform 0.5s var(--sre-ease),
    box-shadow 0.5s var(--sre-ease),
    background 0.5s var(--sre-ease),
    opacity 0.5s var(--sre-ease);
  opacity: 0.62;
  transform: translateY(0);
}

.sre-card:hover,
.sre-card:focus-visible {
  outline: none;
  border-color: var(--sre-line-strong);
}

.sre-card:focus-visible {
  outline: 2px solid var(--sre-accent);
  outline-offset: 3px;
}

.sre-card.is-active {
  opacity: 1;
  border-color: rgba(247, 107, 28, 0.55);
  background: linear-gradient(165deg, rgba(247, 107, 28, 0.12), var(--sre-panel) 55%);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28), 0 0 0 1px rgba(247, 107, 28, 0.15);
  transform: translateY(-6px) scale(1.012);
}

.sre-card-icon {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(248, 244, 236, 0.06);
  border: 1px solid var(--sre-line);
  color: var(--sre-accent);
  transition: transform 0.45s var(--sre-ease);
}

.sre-card.is-active .sre-card-icon {
  transform: translateY(-3px);
  background: var(--sre-accent-soft);
  border-color: rgba(247, 107, 28, 0.4);
}

.sre-card-icon svg {
  width: 1.05rem;
  height: 1.05rem;
}

.sre-card h4 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--sre-text);
}

.sre-card p {
  margin: 0;
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--sre-muted);
}

.sre-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.sre-chip {
  font-family: var(--sre-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  color: var(--sre-dim);
  padding: 0.22rem 0.45rem;
  border-radius: 6px;
  border: 1px solid var(--sre-line);
}

.sre-card.is-active .sre-chip {
  color: var(--sre-accent);
  border-color: rgba(247, 107, 28, 0.35);
}

.sre-more {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--sre-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.3s ease, transform 0.3s var(--sre-ease);
}

.sre-card.is-active .sre-more,
.sre-card:hover .sre-more {
  color: var(--sre-accent);
}

.sre-card:hover .sre-more {
  transform: translateX(3px);
}

/* Visuals + contextual CTA */
.sre-stage-foot {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 0.85rem;
  align-items: stretch;
}

.sre-visual {
  position: relative;
  min-height: 220px;
  height: 100%;
  border-radius: 14px;
  border: 1px solid var(--sre-line);
  background: var(--sre-bg-elev);
  overflow: hidden;
  padding: 1rem;
}

.sre-visual-label {
  font-family: var(--sre-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sre-dim);
  margin-bottom: 0.75rem;
}

.sre-cta-panel {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1.15rem 1.2rem;
  border-radius: 14px;
  border: 1px solid var(--sre-line);
  background: linear-gradient(160deg, rgba(247, 107, 28, 0.1), rgba(248, 244, 236, 0.03));
  transition: opacity 0.45s var(--sre-ease), transform 0.45s var(--sre-ease);
}

.sre-cta-context {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--sre-muted);
  min-height: 2.7rem;
}

.sre-cta-panel .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.sre-cta-panel .btn-accent {
  background: var(--sre-accent);
  color: #fff;
}

/* —— Dashboard visuals (CSS) —— */
.sre-dash {
  display: grid;
  gap: 0.55rem;
  height: calc(100% - 1.4rem);
}

.sre-dash-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 0.45rem;
}

.sre-tile {
  background: rgba(248, 244, 236, 0.04);
  border: 1px solid var(--sre-line);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  transition: border-color 0.4s var(--sre-ease), opacity 0.4s var(--sre-ease), transform 0.4s var(--sre-ease);
}

.sre-tile.is-lit {
  border-color: rgba(247, 107, 28, 0.45);
  box-shadow: inset 0 0 0 1px rgba(247, 107, 28, 0.12);
}

.sre-tile .k {
  font-family: var(--sre-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sre-dim);
  display: block;
  margin-bottom: 0.2rem;
}

.sre-tile .v {
  font-family: "Baloo 2", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--sre-text);
}

.sre-tile .d {
  font-size: 0.7rem;
  color: #7dcea0;
  margin-top: 0.15rem;
}

.sre-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.28rem;
  height: 3.2rem;
  margin-top: 0.35rem;
}

.sre-bars span {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: rgba(248, 244, 236, 0.15);
  min-height: 20%;
  transition: height 0.6s var(--sre-ease), background 0.4s ease;
}

.sre-stage.is-active .sre-bars span:nth-child(1) { height: 42%; }
.sre-stage.is-active .sre-bars span:nth-child(2) { height: 68%; }
.sre-stage.is-active .sre-bars span:nth-child(3) { height: 55%; }
.sre-stage.is-active .sre-bars span:nth-child(4) { height: 88%; background: var(--sre-accent); }
.sre-stage.is-active .sre-bars span:nth-child(5) { height: 72%; }
.sre-stage.is-active .sre-bars span:nth-child(6) { height: 95%; background: var(--sre-accent); }

.sre-map-dots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
  margin-top: 0.4rem;
}

.sre-map-dots i {
  display: block;
  height: 0.55rem;
  border-radius: 999px;
  background: rgba(248, 244, 236, 0.12);
}

.sre-map-dots i.on {
  background: var(--sre-accent);
}

.sre-ad-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}

.sre-ad {
  aspect-ratio: 1 / 0.85;
  border-radius: 8px;
  border: 1px solid var(--sre-line);
  background: rgba(248, 244, 236, 0.05);
  display: grid;
  place-content: end start;
  padding: 0.4rem;
  font-family: var(--sre-mono);
  font-size: 0.58rem;
  color: var(--sre-dim);
  position: relative;
  overflow: hidden;
}

.sre-ad::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(247, 107, 28, 0.2), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.sre-ad.win {
  border-color: rgba(247, 107, 28, 0.5);
  color: var(--sre-accent);
}

.sre-ad.win::before { opacity: 1; }

.sre-ad.lose { opacity: 0.45; }

.sre-funnel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.sre-funnel-step {
  font-family: var(--sre-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  padding: 0.4rem 0.55rem;
  border-radius: 8px;
  border: 1px solid var(--sre-line);
  background: rgba(248, 244, 236, 0.04);
  color: var(--sre-dim);
  opacity: 0.45;
  transform: translateY(8px);
  transition: opacity 0.45s var(--sre-ease), transform 0.45s var(--sre-ease), border-color 0.45s ease, color 0.45s ease;
}

.sre-funnel-step.is-on {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(247, 107, 28, 0.4);
  color: var(--sre-text);
}

.sre-funnel-arrow {
  color: var(--sre-dim);
  font-size: 0.75rem;
  opacity: 0.5;
}

/* —— Closing band —— */
.sre-close {
  margin-top: 1rem;
  padding: 3.5rem 0 4.5rem;
  border-top: 1px solid var(--sre-line);
  text-align: center;
}

.sre-close h2 {
  font-family: "Baloo 2", sans-serif;
  font-weight: 700;
  font-size: clamp(1.85rem, 3vw, 2.75rem);
  line-height: 1.12;
  margin: 0 auto 0.9rem;
  max-width: 18ch;
  color: var(--sre-text);
}

.sre-close > p {
  margin: 0 auto 1.5rem;
  max-width: 48ch;
  color: var(--sre-muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.sre-close-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.sre-reassure {
  font-size: 0.88rem;
  color: var(--sre-dim);
  margin: 0;
}

.sre-trust {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
}

.sre-trust li {
  font-size: 0.82rem;
  color: var(--sre-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.sre-trust li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sre-accent);
}

/* —— Mobile accordion —— */
.sre-mobile {
  display: none;
}

.sre-acc {
  border: 1px solid var(--sre-line);
  border-radius: 14px;
  margin-bottom: 0.65rem;
  background: var(--sre-panel);
  overflow: hidden;
}

.sre-acc summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 1.15rem;
  display: grid;
  gap: 0.25rem;
  position: relative;
  padding-right: 2.5rem;
}

.sre-acc summary::-webkit-details-marker { display: none; }

.sre-acc summary::after {
  content: "+";
  position: absolute;
  right: 1.1rem;
  top: 1.1rem;
  font-size: 1.25rem;
  color: var(--sre-accent);
  line-height: 1;
}

.sre-acc[open] summary::after { content: "–"; }

.sre-acc summary:focus-visible {
  outline: 2px solid var(--sre-accent);
  outline-offset: -2px;
}

.sre-acc-body {
  padding: 0 1.15rem 1.25rem;
  display: grid;
  gap: 0.85rem;
}

.sre-acc .sre-bento {
  grid-template-columns: 1fr;
}

.sre-acc .sre-card {
  opacity: 1;
  min-height: 0;
}

.sre-acc .sre-stage-foot {
  grid-template-columns: 1fr;
}

.sre-acc .sre-visual {
  min-height: 180px;
}

.sre-mobile-intro {
  margin-bottom: 1.5rem;
}

.sre-mobile-intro h2 {
  font-family: "Baloo 2", sans-serif;
  font-size: clamp(1.85rem, 7vw, 2.4rem);
  line-height: 1.1;
  margin: 0 0 0.75rem;
  max-width: 14ch;
  color: var(--sre-text);
}

.sre-mobile-intro .sre-lead {
  max-width: none;
  margin-bottom: 1.1rem;
}

/* —— Responsive —— */
@media (max-width: 1100px) {
  .sre-bento {
    grid-template-columns: 1fr 1fr;
  }
  .sre-bento .sre-card:last-child:nth-child(3) {
    grid-column: 1 / -1;
  }
  .sre-stage-foot {
    grid-template-columns: 1fr;
  }
  .sre-stage {
    min-height: 0;
    padding: 1.25rem 0 2.5rem;
  }
}

@media (max-width: 900px) {
  .sre-desktop { display: none; }
  .sre-mobile { display: block; }
  .sre-shell { width: min(100% - 1.5rem, 720px); padding-top: 3.5rem; }
  .sre-close { padding: 2.5rem 0 3.5rem; text-align: left; }
  .sre-close h2 { margin-left: 0; }
  .sre-close > p { margin-left: 0; }
  .sre-close-actions { align-items: stretch; }
  .sre-close-actions .btn { width: 100%; text-align: center; justify-content: center; }
  .sre-trust { justify-content: flex-start; }
  .sre-actions .btn-accent { width: 100%; text-align: center; justify-content: center; min-height: 44px; }
}

@media (max-width: 640px) {
  .sre-dash-row { grid-template-columns: 1fr 1fr; }
  .sre-ad-grid { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .sre-stage,
  .sre-card,
  .sre-funnel-step,
  .sre-bars span,
  .sre-progress-fill,
  .sre-cta-panel {
    transition: none !important;
  }
  .sre-stage { opacity: 1; }
  .sre-card { opacity: 1; transform: none; }
  .sre-funnel-step { opacity: 1; transform: none; }
}